KosmoKrator

rendering

PlantUML MCP, CLI, and Lua Integration for AI Agents

PlantUML integration docs for AI agents: MCP gateway setup, PlantUML CLI commands, Lua API reference, credentials, and function schemas.

PlantUML for agents

No credentials required; available in web and CLI hosts when runtime dependencies are installed.

Use this integration from Lua code mode, the headless integrations CLI, or the KosmoKrator MCP gateway. The same package metadata powers all three surfaces.

Agent Surfaces

PlantUML CLIHeadless setup, JSON output, direct function calls. PlantUML MCPExpose selected tools to local MCP clients. PlantUML LuaAgent-facing namespace and Lua reference. FeedbackReport missing tools, auth issues, or bad metadata.

Machine-Readable Metadata

integration_slug
plantuml
route_slug
plantuml
package
plantuml
auth_strategy
none
cli_setup_supported
true
cli_runtime_supported
true
mcp_gateway_supported
true
lua_supported
true

Runtime Requirements

NameTypeDescription
java binary Java is required to run PlantUML.

Function Catalog

FunctionTypeParametersDescription
plantuml.render_plantuml Write write 2 Render a PlantUML diagram to a PNG image. Pass valid PlantUML syntax and get back a markdown image embed. Supported diagram types: class, sequence, activity, component, state, use case, object, deployment, timing, network (nwdiag), wireframe (salt), Gantt, mindmap, WBS, JSON, YAML, ERD. Example syntax: ``` @startuml Alice -> Bob: Authentication Request Bob --> Alice: Authentication Response Alice -> Bob: Another request Bob --> Alice: Another response @enduml ``` Tips: - Always wrap syntax in @startuml / @enduml - Use `->` for solid arrows, `-->` for dashed arrows - Use `class ClassName { }` blocks for class diagrams - Use `(*) -->` for activity diagram start - Use `[Component]` for component diagrams - Use `state "Name" as s1` for state diagrams